The document discusses the structure and features of the foreign exchange market. It begins by defining foreign exchange and describing the major participants in the exchange market, including commercial banks, money changers, and the Foreign Exchange Dealers Association of India (FEDAI). It then outlines the roles and regulations of various authorized entities that can participate in the market, such as authorized dealers and restricted authorized dealers. Finally, it discusses key characteristics of the foreign exchange market, including that it is a 24-hour global market connected by communication channels with a daily turnover of $2.75-3 trillion.